CMX4GX3M2A1600C9 - 4GB (2x2GB) Corsair XMS3 DDR3, PC3-12800 (1600), 240 Pin, Non-ECC Unbuffered, CAS 9-9-9-24, XMP

If you've used a computer for any duration of time you'll have come across the terms “kilobyte, megabyte, gigabyte” and so on. Then there's “kilobit, megabit and gigabit” to add a bit of confusion and to top it all off you've maybe heard or read terms like “gibibyte” on occasion.

In computing terms, system buses are used to connect various components to the motherboard’s core logic and, often, to each other. Modern PCs run with a multitude of high-speed buses ranging from the interconnects between, say, the chipset and the CPU, graphics card, memory, and peripherals.

The amount of RAM (Random Access Memory) in a system is an important factor in its overall performance. So to is that RAM’s speed and latency. Whether the RAM is operating in single- or dual-channel mode is also important. So what is dual-channel?

This TekSpek explains what DDR3 is, how it works, where you’ll find it, and what it means to the consumer.